【判断题】【消耗次数:1】
用户线程在内核空间内执行线程创建、调度和管理
正确
错误
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相关题目
【单选题】 若系统中只有用户级线程,则处理机调度单位是哪一个?
①  线程
②  进程
③  程序
④  作业
【单选题】 方法resume()负责恢复哪些线程的执行( )
①  通过调用stop()方法而停止的线程。
②  通过调用sleep()方法而停止的线程。
③  通过调用wait()方法而停止的线程。
④  通过调用suspend()方法而停止的线程。
【判断题】 5.Java虚拟机(JVM)中的线程调度器负责管理线程,调度器把线程的优先级分为10个级别,分别用Thread类中的类常量表示。每个Java线程的优先级都在常数1和10之间,即Threa@@MIN_PRIORITY和Threa@@MAX_PRIORITY之间。如果没有明确地设置线程的优先级别,每个线程的优先级都为常数8。( )
①  正确
②  错误
【单选题】 下面关于线程的叙述中,正确的是?
①  不论是系统支持线程还是用户级线程,其切换都需要内核的支持
②  线程是资源的分配单位,进程是调度和分配的单位
③  不管系统中是否有线程,进程都是拥有资源的独立单位
④  在引入线程的系统中,进程仍是资源分配和调度分派的基本单位
【判断题】 6.当线程类所定义的run( )方法执行完毕,线程的运行就会终止。( )
①  正确
②  错误
【单选题】 关于线程设计,下列描述正确的是( )
①  线程对象必须实现Runnable接口
②  启动一个线程直接调用线程对象的run()方法
③  Java提供对多线程同步提供语言级的支持
④  一个线程可以包含多个进程
【单选题】 在进程与线程的关系中,下列( )是错误的。
①  一个进程可以包含多个线程
②  进程之间的切换快于线程
③  各个线程可以共享整个进程的所有资源
④  Unix中最小的调度单位是线程
【单选题】 以下哪个方法用于定义线程的执行体? ( )
①  start()
②  init()
③  run()
④  synchronized()
【单选题】 以下哪个方法用于定义线程的执行体?( )
①  start()
②  init()
③  run()
④  main()
【单选题】 方法 resume()负责恢复下列哪一个线程的执行( )。
①  通过调用 stop()方法而停止的线程
②  通过调用 sleep()方法而停止的线程
③  通过调用 wait()方法而停止的线程
④  通过调用 suspend()方法而停止的线程
随机题目
【单选题】 Which of the following is the advantage of pair work?
①  It is an ideal way to show materials and do presentations together
②  It allows students to work together rather than under teacher’s guidance
③  It reinforces a sense of belonging among a group of members
④  It is very stressful.
【单选题】 Which of the following is the time when students work in a pair?
①  When all the students are under the control of the teacher
②  When students work in pairs on an exercise or a task
③  When students work in small groups
④  When students are expected to work on their own at their own speed.
【单选题】 What role does a teacher play in the following activity? The teacher writes one of five numbers (1-5) on a number of cards (the same number as the students). Each student draws one card. Those who have drawn number 1 will form group1, and those who have drawn number 2 will form group 2. Thus the students are put into five groups in a random way.
①  Controller
②  Assessor
③  Organizer
④  Prompter.
【单选题】 What are language contents?
①  Structures, vocabulary, functions and topics
②  Pictures, vocabulary, communication and topics
③  PPT, structures, aims and summary
④  Structures, aims, functions and topics.
【单选题】 Which part is to be finished after a lesson in a lesson plan?
①  Teaching aids
②  End of a lesson summary
③  Optional activities and assignment
④  After lesson reflection.
【单选题】 What are the principles for good lesson planning?
①  Aim, variety, flexibility, learnability and linkage
②  Aim, preparation flexibility and linkage
③  Aim, micro-planning, macro-planning and flexibility
④  Aim, micro-planning, macro-planning and variety.
【单选题】 What is the function of optional activities?
①  Backups in case the lesson goes too fast and there are a few minutes left
②  Prepared for good students
③  Prepared for bad students
④  Used for emergency.
【单选题】 What are very commonly used teaching procedures and stages?
①  Presentation, practice and production
②  Pre-reading, while-reading and post-reading
③  Mechanical practice and meaningful practice
④  Both A and B.
【单选题】 What are the guidelines for writing teaching aims in a lesson plan?
①  Clear, brief
②  Specific, students-oriented
③  Specific, teacher-oriented
④  Both A and B.
【单选题】 What is discourse competence concerned with?
①  Appropriate use of the language in social context
②  Ability to create coherent written text or conversation and the ability to understand them
③  Strategies one employs when there is communication breakdown due to lack of resources
④  Knowledge of language itself, its form and meaning.